Settings151Device administrators● : View the administrators youhave approved for your device. You can allow deviceadministrators to apply new policies to your device.Unknown sources● : Set the device to install applicationsdownloaded from any source. If you do not select thisoption, you can install only applications downloaded fromPlay Store.Trusted credentials● : Set to use certificates and credentialsto ensure the secure use of applications.Install from device storage● : Install encrypted certificatesthat are saved in the device’s USB storage.Clear credentials● : Delete credentials from the device andreset the password.Language and inputChange the settings for languages and text input.Language›Select a display language.Default›Select a text input method.Google voice typing›Activate the Google voice input feature to enter text by voice.To change the voice input settings, select .Choose input languages● : Select input languages forGoogle voice recognition.Block offensive words● : Set to prevent the device fromrecognising offensive words in voice inputs.Download offline speech recognition● : Download andinstall language data for offline voice input.